Analysis
- max time kernel
148s - max time network
131s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
24/10/2026, 09:13
General
- Target 2026-10-22_6f3ffa9c8d98cc392d38496d1fef388e_elex_remcos_wannacry.exe
- Size 64KB
- Sample261024-k691wsys2k
- SHA256 9e7ce867710d17ad3632d9c59181c873030f22c83be439082cf5b06f8e987fe4
Malware Config
Signatures
- Family: Stormser, StormDDoS, StormAttack, Stormer
Stormser aka StormDDoS, StormAttack, and Stormer is a Windows worm written in C++.
- Detects Stormser aka Storm DDoS and StormAttack 36 IoCs
- Detects Windows executables referencing non-Windows User-Agents 36 IoCs
- Boot or Logon Autostart Execution: Active Setup 2 TTPs 22 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
- Executes dropped EXE 11 IoCs
- Drops file in Windows directory 11 IoCs
- Executes a command shell one-liner 1 TTPs 11 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
- System Location Discovery: System Language Discovery 1 TTPs 23 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious use of AdjustPrivilegeToken 11 IoCs
- Suspicious use of WriteProcessMemory 22 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-10-22_6f3ffa9c8d98cc392d38496d1fef388e_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-22_6f3ffa9c8d98cc392d38496d1fef388e_elex_remcos_wannacry.exe"1⤵
- Boot or Logon Autostart Execution: Active Setup
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\{763EE22A-4ED8-437b-9C24-347254F9CFE0}.exeC:\Windows\{763EE22A-4ED8-437b-9C24-347254F9CFE0}.exe2⤵
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\{AC556874-6DFF-4ae9-B07E-323377C6E4C7}.exeC:\Windows\{AC556874-6DFF-4ae9-B07E-323377C6E4C7}.exe3⤵
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\{E1E5D969-1125-4b52-85EF-B691221B02DD}.exeC:\Windows\{E1E5D969-1125-4b52-85EF-B691221B02DD}.exe4⤵
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\{B83C950D-C206-4004-938C-7829590C0580}.exeC:\Windows\{B83C950D-C206-4004-938C-7829590C0580}.exe5⤵
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\{A5B7E8EA-DAFE-4c4e-9BC1-67712EBA1DBE}.exeC:\Windows\{A5B7E8EA-DAFE-4c4e-9BC1-67712EBA1DBE}.exe6⤵
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\{3A5C9AFB-561B-48d1-BE32-31FE4EDF3515}.exeC:\Windows\{3A5C9AFB-561B-48d1-BE32-31FE4EDF3515}.exe7⤵
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\{7B64B1DF-4F20-4fc0-9F9D-7A4DA78DF0E8}.exeC:\Windows\{7B64B1DF-4F20-4fc0-9F9D-7A4DA78DF0E8}.exe8⤵
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\{D1F66425-37D6-4e50-8B65-CDDA936F4B8F}.exeC:\Windows\{D1F66425-37D6-4e50-8B65-CDDA936F4B8F}.exe9⤵
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\{48B09378-5E86-4979-89BE-98BF8A0D6CE1}.exeC:\Windows\{48B09378-5E86-4979-89BE-98BF8A0D6CE1}.exe10⤵
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\{A50B6D73-1DD5-49d3-9109-EA31DB4C1DDD}.exeC:\Windows\{A50B6D73-1DD5-49d3-9109-EA31DB4C1DDD}.exe11⤵
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\{1AEA91FF-9F21-4abe-8172-2236ACB4304A}.exeC:\Windows\{1AEA91FF-9F21-4abe-8172-2236ACB4304A}.exe12⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{A50B6~1.EXE > nul12⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{48B09~1.EXE > nul11⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{D1F66~1.EXE > nul10⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{7B64B~1.EXE > nul9⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{3A5C9~1.EXE > nul8⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{A5B7E~1.EXE > nul7⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{B83C9~1.EXE > nul6⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{E1E5D~1.EXE > nul5⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{AC556~1.EXE > nul4⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{763EE~1.EXE > nul3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\2026-1~1.EXE > nul2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
{1AEA91FF-9F21-4abe-8172-2236ACB4304A}.exe
{3A5C9AFB-561B-48d1-BE32-31FE4EDF3515}.exe
{48B09378-5E86-4979-89BE-98BF8A0D6CE1}.exe
{763EE22A-4ED8-437b-9C24-347254F9CFE0}.exe
{7B64B1DF-4F20-4fc0-9F9D-7A4DA78DF0E8}.exe
{A50B6D73-1DD5-49d3-9109-EA31DB4C1DDD}.exe
{A5B7E8EA-DAFE-4c4e-9BC1-67712EBA1DBE}.exe
{AC556874-6DFF-4ae9-B07E-323377C6E4C7}.exe
{B83C950D-C206-4004-938C-7829590C0580}.exe
{D1F66425-37D6-4e50-8B65-CDDA936F4B8F}.exe
{E1E5D969-1125-4b52-85EF-B691221B02DD}.exe
memory/252-34-0x0000000000400000-0x0000000000410000-memory.dmp
memory/252-29-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1544-64-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1544-70-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1984-43-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1984-48-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2664-55-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2664-50-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3952-22-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3952-15-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4296-62-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4296-57-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4384-77-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4736-36-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4736-41-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4852-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4852-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4852-9-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5016-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5016-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5016-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5808-71-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5808-78-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6112-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6112-27-0x0000000000400000-0x0000000000410000-memory.dmp